CV 21 then AA 1211 at O'Hare
Anchorage → Chicago → Seattle (SEA)
Timetable, Chicago time
01:25CV 21 from Anchorage at the gate
17:25AA 1211 to Seattle (SEA) leaves the gate
16 h apart on the timetable
AA 1211 leaves 16 h after CV 21 arrives on the timetable: more than half a day, so not a connection we count.